1. Alexander, L., 2008. Seeking a way forward on trans-caspian pipeline. RFE/RL, September 2.
2. Babali, T., 2005. Implications of the BTC Main Oil Pipeline Project. Perceptions, Winter, vol. X(4).
3. Babali, T., 2006. Caspian Energy Diplomacy. Foreign Policy Institute of Bilkent University, p. 260. 〈www.foreignpolicy.org.tr〉.
4. Berniker, M., 2003. Despite Corruption Concerns Kazakhstan Continues To Lure Investors, April 28, 〈www.eurasianet.org〉.
5. BP Statistical Review World Report 2008.